Apex domains cannot have CNAME records.
Google
Domain verification
google-site-verification=4ZWnFUcB7bKAF3NZJMxUafcz7AnUKBYmugNNC_DAC6E
Sendinblue
Domain verification
Sendinblue-code:bd915c83c145dc323a437d9b37c16d61
ns-1238.awsdns-26.org
Amazon Web Services
Route 53
ns-1542.awsdns-00.co.uk
Amazon Web Services
Route 53
ns-21.awsdns-02.com
Amazon Web Services
Route 53
ns-838.awsdns-40.net
Amazon Web Services
Route 53
Zone apex
Start of authority
Email
Serial
1
Refresh
2h
Retry
15m
Expire
14d
Negative cache TTL
1d